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By certification 
We manufacture a series of spherical lens, including plano convex lens, plano concave lens, bi-convex lens, bi-concave lens, meniscus lens and achromatic lens.
Specifications
Material: Optical glass, fused silica …
Dimension: 1 - 500mm
Dimension tolerance: + / - 0.02mm
Surface quality: Up to 10-5
Surface accuracy: Up to lambda/10
Centration: 3 arc minutes
Clear aperture: > 90%
Coating: According to the requirement
Specifications
Material: Optical glass, fused silica …
Dimension: 1 - 500mm
Dimension tolerance: + / - 0.02mm
Surface quality: Up to 10-5
Surface accuracy: Up to lambda/10
Centration: 3 arc minutes
Clear aperture: > 90%
Coating: According to the requirement
